Echinderm Unit

Question 1

Echinoderm

Answer 1

Any Radiating engagement of parts of the body wall stiffened by calcareous pieces that may protrude as spines

Question 2

Endoskeleton

Answer 2

This is an internal framework of the body that is like a skeleton.

Question 3

Pedicellariae

Answer 3

These are little pincers that capture and find tiny prey.

Question 4

Madreporite

Answer 4

A sevie plate that allows water to pass through the system, or body.

Question 5

Radial Symmerty

Answer 5

The creature is equal on both sides of its body.

Question 6

Radial Canal

Answer 6

no idea

Question 7

Ring Canal

Answer 7

This is a system that allows the star fish to breath

Question 8

Arm/Ray

Answer 8

This has all the movement of the body and are its appengaes

Question 9

Bilateral Symmerty

Answer 9

This is a symmetry that you are the exact same on both sides of your body

Question 10

Water Vascular System

Answer 10

A system of closed fluid-filled tubes that help the creature in it’s basic function.

Question 11

Ambulacral Groove

Answer 11

This allows the star fish to grab food.

Question 12

Ossicels

Answer 12

no idea okay

Question 13

Pyloric Ceacum

Answer 13

i dont care

Question 14

Pyloric Stomach

Answer 14

stomach 1

Question 15

Cardiac Stomach

Answer 15

stomach 2

Question 16

Ampullae

Answer 16

no idea

Question 17

Gonads

Answer 17

These are sex glands

Question 18

Centeral Disc

Answer 18

something that holds the things

Question 19

Tube Feet

Answer 19

These are used for grasping, and locomotion.

Question 20

Exterinal Fertilazion

Answer 20

This is when the star fish release the sperm and it’s eggs to eggs from the other, than they procreate

Question 21

Regeneration

Answer 21

The restoration or regrowth of new, or old organs. This is like limbs or such things.

Question 22

Sea Star

Answer 22

Another name for a starfish

Question 23

Brittle Star

Answer 23

A very small starfish, that is very fragile.

Question 24

Sea Urchin

Answer 24

A spiky creature that is made of many plates. They also grow projecting spines.

Question 25

Sand Dollar

Answer 25

The favroite food of star fish, and we really only ever see their skeletons which we call sand dollars

Question 26

Sea Lilies

Answer 26

A stalked, sessile Crinoid

Question 27

Feather Stars

Answer 27

A free swimming Crinoid

Question 28

Sea Cucumbers

Answer 28

A creature with a long leathery body, that looks like a cucumber

Question 29

Sea Daisies

Answer 29

A creature that looks really cool mistaken for plants